Optoma EP721 User's Manual - Page 36

Setup | Signal

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User Controls Setup | Signal Phase "Phase" synchronizes the signal timing of the display with the graphic card. If you experience an unstable or flickering image, use this function to correct it. Frequency "Frequency" changes the display data frequency to match the frequency of your computer's graphic card. If you experience a vertical flickering bar, use this function to make an adjustment. H. Position  Press the to move the image left.  Press the to move the image right. V. Position  Press the to move the image down.  Press the to move the image up. English 36

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36
English
User Controls
Setup | Signal
Phase
“Phase” synchronizes the signal timing of the display with the
graphic card. If you experience an unstable or flickering image,
use this function to correct it.
Frequency
“Frequency” changes the display data frequency to match the
frequency of your computer’s graphic card. If you experience a
vertical flickering bar, use this function to make an adjustment.
H. Position
Press the
to move the image left.
Press the
to move the image right.
V. Position
Press the
to move the image down.
Press the
to move the image up.